Vessel Monitor 422 Blue Sea 1800
Vessel Monitor 422 Blue Sea 1800
Blue Sea Systems
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Blue Sea Systems Vessel Systems Monitor 422 1800
- Vessel Systems Monitor 422
- Three intuitive display modes
- Flexible case design offers three mounting options
- Fully programmable legends and adjustable alarm functions can be customized to fit every boat
- Included in retail packaging head unit, surface mount bezel, surface mount gasket, DC Current Shunt 8255, AC Current Transformer 8256, Battery Temperature Sensor 1820, connectors, and mounting screws
- Monitors DC systems voltage, amperage, battery state of charge - amp hours remaining, time remaining, % charge, battery temperature (alarms for all values)
- Monitors AC systems voltage, amperage, watts, frequency (alarms for voltage, amperage, and frequency)
- Monitors tank levels fuel, water, waste, (alarms for high level waste, low level fuel, and water)
- Monitors bilge active, cycle count, volume, duration (alarms for cycles, volume, duration)
- DC Current Shunt
- AC Current Transformer
- Battery Temperature Sensor

! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.